Foster 32-19 Duct-Fas Duct Sealant

Foster Duct-Fas™ Duct Sealant is a fire resistive, water based, indoor/outdoor, U.V. resistant, non-fibrated sealant for use on low, medium and high velocity ducts to form an extremely flexible, yet durable seal against air leakage.

Duct-Fas Duct Sealant is ideal for sealing ASJ, FRK, and FSK jackets and board facings at joints, laps and over staple and weld pin punctures, and for sealing flexible air ducts to rigid connectors.

Duct-Fas Duct Sealant meets requirements for LEED IEQ 4.1 Low-Emitting Materials, Adhesives and Sealants. VOC: 24 g/l, less water and exempt solvents.

Duct-Fas Duct Sealant will meet all SMACNA pressure classes up to 10″ w.g.
 

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Product Description

AVERAGE WEIGHT / U.S. GALLON (ASTM D1475):
11.7 pounds (1.40 kg/l)

AVERAGE NON-VOLATILE (ASTM D 2369):
56% by volume (70% by weight)

COVERAGE RANGE (FSTM 72):
Brush: 50 sq. ft./gal (1.2 m2/l) 0.032 in. (0.8 mm) wet film thickness

DRYING TIME 73ºF (23ºC) 50% RH (ASTM D 1640):
Set to Touch: 1 hour
Dry Through: 16 hours

SERVICE TEMPERATURE LIMITS (FSTM 165):
20ºF to 200ºF (-7ºC to 93ºC)

FUNGAL GROWTH RESISTANCE (ASTM G 21):
Rating=0, no fungal growth on surface.

SHORE HARDNESS (ASTM D 2240):
Type A: 72

WET FLAMMABILITY (ASTM D 3828):
No flash to boiling, over 210ºF (99ºC)
SURFACE BURNING CHARACTERISTICS
(ASTM E 84):
Flame Spread: 0
Smoke Developed: 0

Duct-Fas Duct Sealant is produced under the classification and follow-up service of Underwriter’s Laboratories, Inc. and meets NFPA 90A and 90B 25/50 requirements. It is approved for use in the City of Los Angeles, application number M-960057.

Duct-Fas Duct Sealant is approved by the U.S. Coast Guard under 164.012. It contains no asbestos, lead, mercury, or mercury compounds.
 

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General Insulation Company Inc. is an insulation supplier / insulation distributor that stocks and fabricates a wide variety of industrial and commercial air barrier, vapor barrier, moisture and water barrier products for the construction market.

Foster 32-19 Technical Data Sheet

Foster 32-19 Safety Data Sheet